Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
OHAUS ST300C-B Handheld Conductivity Meter - Handheld Conductivity Meters
OHAUSHandheld Conductivity Meters

OHAUS ST300C-B Handheld Conductivity Meter

The OHAUS ST300C-B is a handheld conductivity meter with a digital display, designed for measuring conductivity with an accuracy of ±0.5% FS. It features automatic temperature compensation and operates on (4) AAA…

SKU 3G-OTH-380798

Also listed as: ST300CB · ST300C B

Brand
OHAUS
Item
ST300C-B Handheld Conductivity Meter
Part Number
ST300C-B
Category
Handheld Conductivity Meters
Available to Order
Also known as:ST300C-BOHAUS
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OHAUS
Manufacturer Part Number
ST300C-B
Type
±0.5% FS, 199.9 mS/cm, 0 mS/cm
Display Type
Digital
Product Type
Conductivity Meter
Test Parameters
Conductivity
Conductivity Accuracy
±0.5% FS
Configured Test Parameters
Conductivity
Other Accessories Included
(4) AAA Batteries
Measurement Components Included
Electrodes Sold Separately
Reagents and Solutions Included
Reagents Sold Separately
Automatic Temperature Compensation Included
Automatic

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

OHAUS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OHAUS ST300C-B is a handheld conductivity meter with a digital display, designed for measuring conductivity with an accuracy of ±0.5% FS. It features automatic temperature compensation and operates on (4) AAA batteries. Electrodes and reagents are sold separately.

Frequently Asked Questions

What is the OHAUS ST300C-B conductivity meter used for?

The OHAUS ST300C-B is a handheld conductivity meter used to measure the electrical conductivity of liquids in water quality testing, industrial process control, and laboratory analysis. It provides readings up to 199.9 mS/cm with ±0.5% FS accuracy and includes automatic temperature compensation.

What are the specifications of the OHAUS ST300C-B?

The OHAUS ST300C-B is a digital conductivity meter with a measurement range of 0 to 199.9 mS/cm and accuracy of ±0.5% FS. It features automatic temperature compensation, operates on four AAA batteries, and requires electrodes and reagents sold separately. The manufacturer part number is ST300C-B.

Where to buy the OHAUS ST300C-B worldwide?

3G Electric supplies the OHAUS ST300C-B conductivity meter to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this item.

How to maintain the OHAUS ST300C-B conductivity meter?

To maintain the OHAUS ST300C-B, regularly clean the electrode with distilled water after each use and store it in a proper storage solution. Replace batteries when the display dims. Calibrate the meter periodically using certified conductivity standards to ensure ±0.5% FS accuracy.

Used in

Common applications for OHAUS
Pharmaceutical quality control — OHAUS Defender 5000 bench scale for raw material weighing with RS-485 data logging
Environmental water testing — OHAUS ST300D-B handheld dissolved oxygen meter for field DO and temperature measurement
Food processing — OHAUS CX1201 portable balance for portion control and ingredient weighing in dry environments
Laboratory sample preparation — OHAUS modular dry bath block for heating 15 mL tubes in molecular biology protocols
Industrial production — OHAUS D33P75B1R1 bench scale with RS-232 for checkweighing in packaging lines
Histology lab — OHAUS stainless steel tube rack for slide staining and sample organization
Not sure this is the right part? Photo-identify it

OHAUS Products

3G Electric supplies OHAUS handheld conductivity meters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
OHAUS
OHAUS
Benchtop meter for measuring conductivity, salinity, and total dissolved solids in liquid samples. Accuracy ±0.5%, range up to 1,000 mS/cm. Features automatic temperature compensation and digital display. Uses STCON7 electrode; powered by AC adapter. Reagents sold separately
OHAUS
OHAUS
Handheld multiparameter meter configured for Total Dissolved Solids measurement, also supporting conductivity, pH, resistivity, and salinity. Includes rubber housing, electrode clip, wrist strap, and 4 AAA batteries. Electrodes and reagents sold separately. Suitable for water quality testing and environmental monitoring
OHAUS
OHAUS
Handheld multiparameter meter configured to measure pH and Total Dissolved Solids. Includes STCON3 IP67 3M electrode, rubber housing, electrode clip, wrist strap, 4 AAA batteries, and portable bag. Reagents sold separately. Suitable for field and laboratory water testing
OHAUS
OHAUS
The OHAUS ST400M-F is a handheld multiparameter meter configured for pH and salinity testing, with measurement capabilities for conductivity, resistivity, and total dissolved solids. It includes an ST320 IP67 3M electrode, rubber housing, electrode clip, wrist strap, and 4 AAA batteries. Reagents are sold separately. Typical applications include water quality monitoring and laboratory analysis

More from OHAUS

View all OHAUS parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first